be completed的用法和樣例：
例句
- I think the work can be completed ahead of time.
我認為這項工作能提前完成。 - When will the railway be completed?
鐵路何時(shí)竣工? - The project is in hand and will be completed soon.
工程正在進(jìn)行中，不久就會(huì )完工。 - Their project to establish a new national park will be completed next year.
他們建造一個(gè)新的國家公園的工程將于明年完工。
